220223303312 has 20 divisors (see below), whose sum is σ = 428028662076. Its totient is φ = 109764293760.

The previous prime is 220223303309. The next prime is 220223303347. The reversal of 220223303312 is 213303322022.

It can be written as a sum of positive squares in 2 ways, for example, as 44776252816 + 175447050496 = 211604^2 + 418864^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21704639 + ... + 21714782.

Almost surely, 2^220223303312 is an apocalyptic number.

It is an amenable number.

220223303312 is a deficient number, since it is larger than the sum of its proper divisors (207805358764).

220223303312 is a wasteful number, since it uses less digits than its factorization.

220223303312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43419746 (or 43419740 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 220223303312 its reverse (213303322022), we get a palindrome (433526625334).

The spelling of 220223303312 in words is "two hundred twenty billion, two hundred twenty-three million, three hundred three thousand, three hundred twelve".